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/usr/include/OTB-6.4/otbWrapperChoiceParameter.h is in libotb-dev 6.4.0+dfsg-1.

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/*
 * Copyright (C) 2005-2017 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef otbWrapperChoiceParameter_h
#define otbWrapperChoiceParameter_h

#include "otbWrapperParameterGroup.h"

namespace otb
{
namespace Wrapper
{

/** \class ChoiceParameter
 *  \brief This class represent a multiple choice parameter for the wrapper framework
 *
 *  Represents an enumerated parameter.
 *  The different values of the enumeration can be associated with a parameter
 *
 * \ingroup OTBApplicationEngine
 */
class OTBApplicationEngine_EXPORT ChoiceParameter
  : public Parameter
{
public:
  /** Standard class typedef */
  typedef ChoiceParameter               Self;
  typedef Parameter                     Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;

  /** Defining ::New() static method */
  itkNewMacro(Self);

  /** RTTI support */
  itkTypeMacro(ChoiceParameter, Parameter);

  /** Add a value to the choice */
  void AddChoice( std::string choicekey, std::string choiceName );

  /** Get the key of a specific choice value */
  std::string GetChoiceKey( int i );

  /** Get the list of the different choice keys */
  std::vector<std::string> GetChoiceKeys();

  /** Get the long name of a specific choice value */
  std::string GetChoiceName( int i );

  /** Get the list of the different choice keys */
  std::vector<std::string> GetChoiceNames();

  /** Get the ParameterGroup associated to a choice value */
  ParameterGroup::Pointer GetChoiceParameterGroupByIndex( int i );

  /** Get the ParameterGroup associated to a choice value */
  ParameterGroup::Pointer GetChoiceParameterGroupByKey( std::string choiceKey );

  /** Get all parameters that are child of this choice parameter */
  std::vector<std::string> GetParametersKeys();

  /** Get the number of available choice */
  unsigned int GetNbChoices( void );

  /** Set choice value */
  virtual void SetValue(unsigned int v);

  /** Set choice value by its key */
  virtual void SetValue(std::string choiceKey);

  /** Return any value */
  virtual unsigned int GetValue();

  bool HasValue() const ITK_OVERRIDE
  {
    return !m_ChoiceList.empty();
  }

  void ClearValue() ITK_OVERRIDE
  {
    // Same as constructor init value
    // Note that this may be invalid if HasValue() == false
    m_CurrentChoice = 0;
  }

protected:
  /** Constructor */
  ChoiceParameter();

  /** Destructor */
  ~ChoiceParameter() ITK_OVERRIDE;

  struct Choice
  {
    Choice() {}

    std::string             m_Key;
    std::string             m_Name;
    ParameterGroup::Pointer m_AssociatedParameter;
  };

  typedef std::vector<Choice> ChoiceList;
  ChoiceList m_ChoiceList;

  unsigned int m_CurrentChoice;

private:
  ChoiceParameter(const ChoiceParameter &); //purposely not implemented
  void operator =(const ChoiceParameter&); //purposely not implemented

}; // End class Parameter

} // End namespace Wrapper
} // End namespace otb

#endif